Main Features● M20 is specially designed for various field works, the first choice for reparation● Graceful and natural non-slip knurling for good sense of touch● The specially designed magnet that can be strongly attached to the metal surface, can be disassembled to convert the flashlight non-magnetic● 1 mode ( round tail ) and 5 modes available ( hexagon tail )● Constant current circuit chip for constant brightness. The flashlight has a memory function to memorize the last mode● With diffusers specially designed, it can work as a camping lamp or signal stick